Seal hidden air leaks to maintain energy efficiency and indoor temperatures
Difficulty: Moderate-AdvancedTime Needed: 3–5 hoursRecommended Season: Fall
Cost Savings
Save $300–$900 yearly by sealing and insulating your home effectively.
Checklist Tasks
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Smart Tips
- Major air leaks often occur at rim joists and utility penetrations, not just windows.
- Sealing and insulating cuts HVAC strain and extends system life.